The Superior Court of California, County of San Joaquin data breach
Incident readout
- Company
- The Superior Court of California, County of San Joaquin
- Reported to
- California Attorney General
- Filed
- November 7, 2025
- People affected
- Not stated in the filing
- Incident type in filing
- Not stated
- Our review
- Investigation Open
Was this a ransomware attack?
The filing does not say ransomware was involved. We do not label an incident ransomware unless the company’s report says so. Whatever the cause, the steps to protect yourself and the legal question are the same.
What we know
The Superior Court of California, County of San Joaquin is a government judicial entity responsible for managing legal proceedings, court records, and administrative filings within the state’s justice system. As a court, they collect and store highly sensitive personal information, including names, Social Security numbers, driver’s license details, and confidential case or matter information related to criminal, civil, and family law proceedings. In 2025, the Court officially reported a data breach to the California Attorney General, indicating that unauthorized parties may have accessed records containing personal information. If you have received a formal data breach notification letter from the Court, it means your personal data was likely included in the exposed files, and you should review the provided instructions to protect your identity.
See every breach reported in California or read what to do after a ransomware attack.
Other breaches reported in California
- ZZ Diag ProbeCalifornia Attorney General · Filed date pendingCount not stated
- STS Aviation GroupCalifornia Attorney General · Filed October 19, 2026Count not stated
- Citizens BankCalifornia Attorney General · Filed October 19, 2026Count not stated
- John G. Yphantides, a Professional Law CorporationCA Attorney General · Filed October 16, 2026Count not stated
- Neuro Wellness SpaCalifornia Attorney General · Filed October 16, 2026Count not stated
- Frazer LLPCalifornia Attorney General · Filed October 16, 2026Count not stated
Attorney advertising. This page reflects a public regulator filing; it does not mean a lawsuit has been filed or that the company did anything unlawful. Submitting a review request does not create an attorney-client relationship.